Table 3.
Multivariate Cox Regression Model for Hazard of Hospitalization for Terciles of PCSS and MCSS
| Variablea | Model 1: PCSS Model | Model 2: MCSS Model | Model 3: Combined PCSS and MCSS Model | |||
|---|---|---|---|---|---|---|
| HR | 95% CI | HR | 95% CI | HR | 95% CI | |
| PCSS | ||||||
| Lower Tercile | 2.18 | 1.64–2.90 | 2.12 | 1.59–2.84 | ||
| Middle Tercile | 1.62 | 1.21–2.17 | 1.59 | 1.19–2.14 | ||
| Upper Tercile | 1.0 | – | 1.0 | – | ||
| MCSS | ||||||
| Lower Tercile | 1.44 | 1.10–1.87 | 1.33 | 1.02–1.73 | ||
| Middle Tercile | 1.14 | 0.87–1.49 | 1.20 | 0.91–1.57 | ||
| Upper Tercile | 1.0 | – | 1.0 | – | ||
| CD4 Count | ||||||
| < 200 cells/mm3 | 2.84 | 1.96–4.12 | 2.99 | 2.06–4.33 | 2.84 | 1.96–4.12 |
| 200–349 cells/mm3 | 1.69 | 1.25–2.27 | 1.67 | 1.24–2.25 | 1.67 | 1.24–2.26 |
| 350–499 cells/mm3 | 1.41 | 1.09–1.82 | 1.37 | 1.05–1.77 | 1.41 | 1.09–1.83 |
| > 499 cells/mm3 | 1.0 | – | 1.0 | – | 1.0 | – |
| Plasma Viral Load > 50 Copies/mL | 1.83 | 1.47–2.28 | 1.88 | 1.51–2.34 | 1.82 | 1.46–2.26 |
| Mental Comorbidity | 1.31 | 1.04–1.63 | 1.30 | 1.04–1.64 | 1.23 | 0.98–1.55 |
| AIDS Diagnosis | 1.35 | 1.00–1.83 | 1.47 | 1.09–1.99 | 1.34 | 0.99–1.81 |
| Rank | ||||||
| Civilian/Retired | 2.06 | 1.26–3.37 | 2.16 | 1.32–3.52 | 2.04 | 1.25–3.34 |
| Enlisted | 1.18 | 0.74–1.88 | 1.17 | 0.73–1.86 | 1.19 | 0.74–1.89 |
| Officer | 1.0 | – | 1.0 | – | – | – |
| Time Since HIV (Per year) | 0.94 | 0.92–0.96 | 0.94 | 0.93–0.96 | 0.94 | 0.93–0.96 |
aAll variables are time-varying